ClientsMAIL=(XX@XX.com
XX@XX.com
XX@XX.com
XX@XX.com
XX@XX.com
XX@XX.com
);
for (( i=0; i<${#ClientsMAIL[@]}; i++ ));
do
 more ./invitation.html | sendEmail -s smtp.server.com -f invitation@server.com -t ${ClientsMAIL[$i]}  -u "Subject" > ./logs.txt  3>&1
echo "done sending for ${ClientsMAIL[$i]}"
done;